Carbon Dioxide, Total
Fasting Required: No

Specimen: Blood

Lab: Quest Diagnostics

Results: 2-3 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.

Description: Carbon Dioxide (CO2) is a waste product from metabolism. Most carbon dioxide is present in the form of bicarbonate, which is regulated by the lungs and kidneys. Abnormal CO2 levels may be a sign of a kidney, respiratory, or metabolic disorder.

Alternative Name(s): Bicarbonate, CO2 Content, HCO3